Update DevTools DEPS (trusted)

Rolling buildtools: https://chromium.googlesource.com/chromium/src/buildtools/+log/839dbfe..bb0dbc3

Rolling third_party/depot_tools: https://chromium.googlesource.com/chromium/tools/depot_tools/+log/fa0292b..8532fbc

Rolling third_party/siso: git_revision:f96f46a8e4cf30c097110903d4b71516ef976fb6..git_revision:dcd000e47f19677c7a5e02550abafa9eadbd4923

Roll created at https://cr-buildbucket.appspot.com/build/8709222922247142497

Bug: none
Change-Id: I12a3dbf42fb1081bb6970728aaaa228f1cd5d22a
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/6758871
Commit-Queue: Devtools Autoroller <devtools-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>
Bot-Commit: Devtools Autoroller <devtools-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>

Author: devtools-ci-autoroll-builder

DEPS

@@ -15,10 +15,10 @@ vars = {
   'build_revision': 'e13953ced04ed05f45aa3c961bd6d802aced74ec',
 
   'buildtools_url': 'https://chromium.googlesource.com/chromium/src/buildtools.git',
-  'buildtools_revision': '839dbfe8796c6118e31eb998c13a12285adb47cd',
+  'buildtools_revision': 'bb0dbc354cf9dd386f59a4db38564a21be756cd9',
 
   'depot_tools_url': 'https://chromium.googlesource.com/chromium/tools/depot_tools.git',
-  'depot_tools_revision': 'fa0292bfbe4c35e83516adb6af38f93f03ea2209',
+  'depot_tools_revision': '8532fbcf79397b27c14433c16b6973712a0d914c',
 
   'inspector_protocol_url': 'https://chromium.googlesource.com/deps/inspector_protocol',
   'inspector_protocol_revision': '6d1ae0f13aae6ad381ca31b17b88a0f5af29ca94',
@@ -59,7 +59,7 @@ vars = {
   'non_git_source': 'True',
 
   # siso CIPD package version
-  'siso_version': 'git_revision:f96f46a8e4cf30c097110903d4b71516ef976fb6',
+  'siso_version': 'git_revision:dcd000e47f19677c7a5e02550abafa9eadbd4923',
 }
 
 # Only these hosts are allowed for dependencies in this DEPS file.